Auction House Service

ACE is proud to offer unique and customized letters of certification to auction houses. Our Auction House service offers assurance to bidders that items have been reviewed by an autograph expert and greatly enhance your lot description, as well as providing added value.

For more information about having ACE certify your next auction please email at customerservice@autographcertificationexperts.com.

Before you make your next purchase get an expert opinion first.

Signed in the Presence Authentication are witnessed by ACE representatives and are guaranteed authentic.​